
public class MyThread{
    public static long sum = 0;
    public static void main(String[] args) throws InterruptedException{
        Thread t1 = new Thread(()-> {
            for(int i = 1;i <= 50000;i++) sum++;
        });
        Thread t2 = new Thread(()-> {
            for(int i = 1;i <= 50000;i++) sum++;
        });
        t1.start();
        t2.start();
        t1.join();
        t2.join();

        System.out.println(sum);

    }
}